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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 6190780 B1

PDFFull Text
Date of Patent:
Feb. 20, 2001

Filed:

Jun. 08, 1998

Surface treated metal material and surface treating agent

Applicant:
Inventors:

Hiromasa Shoji, Kawasaki, JP;

Masao Sakashita, Kawasaki, JP;

Tadashi Sakon, Kawasaki, JP;

Kenichiro Tadokoro, Kawasaki, JP;

Yoshihiro Kaneda, Kawasaki, JP;

Assignee:

Nippon Steel Corporation, Tokyo, JP;

Attorney:

Kenyon & Kenyon

Primary Examiner:

Deborah Jones

Assistant Examiner:

Stephen Stein

Int. Cl.
CPC ...
B32B 1/504 ; C09K 1/181 ;
U.S. Cl.
CPC ...
B32B 1/504 ; C09K 1/181 ;
Abstract

Surface treated metal materials with corrosion-resistant coating layers composed mainly of oxyacid compounds of rare earth elements (lanthanum, cerium, etc.) or Group IVA elements (zirconium, etc.), oxyacids or mixtures thereof. The corrosion resistant coating layers may also contain resins. Also provided are corrosion resistant coating layers containing rare earth element and Group IVA element compounds in resin matrixes. The corrosion resistant coating layers, particularly inorganic layers, may be covered with resin layers.

Find Patent Forward Citations

Shoji, Hiromasa. (2001). Surface treated metal material and surface treating agent (U.S. Patent No. 6190780). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6190780

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